/*
 * Copyright 2017-2019 original authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.micronaut.http.server.netty;

import io.netty.handler.codec.http.HttpResponse;

/**
 * Determines if a given http message should be compressed. It should
 * be assumed the client allows for compressed responses.
 *
 * @author James Kleeh
 * @since 1.2.0
 */
public interface HttpCompressionStrategy {

    /**
     * @param response The HTTP response
     * @return True if the response should be compressed
     */
    boolean shouldCompress(HttpResponse response);

    /**
     * @return The compression level (0-9)
     */
    default int getCompressionLevel() {
        return 6;
    }
}
